Fix for accessing m_peer during initialization.

[wxWidgets.git] / src / osx / srchctrl_osx.cpp

///////////////////////////////////////////////////////////////////////////////
// Name:        src/osx/srchctrl_osx.cpp
// Purpose:     implements mac carbon wxSearchCtrl
// Author:      Vince Harron
// Created:     2006-02-19
// RCS-ID:      $Id: srchctrl.cpp 54820 2008-07-29 20:04:11Z SC $
// Copyright:   Vince Harron
// License:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#if wxUSE_SEARCHCTRL

#include "wx/srchctrl.h"

#ifndef WX_PRECOMP
    #include "wx/menu.h"
#endif //WX_PRECOMP

#if wxUSE_NATIVE_SEARCH_CONTROL

#include "wx/osx/private.h"

BEGIN_EVENT_TABLE(wxSearchCtrl, wxSearchCtrlBase)
END_EVENT_TABLE()

IMPLEMENT_DYNAMIC_CLASS(wxSearchCtrl, wxSearchCtrlBase)


#endif // wxUSE_NATIVE_SEARCH_CONTROL


// ----------------------------------------------------------------------------
// wxSearchCtrl creation
// ----------------------------------------------------------------------------

// creation
// --------

wxSearchCtrl::wxSearchCtrl()
{
    Init();
}

wxSearchCtrl::wxSearchCtrl(wxWindow *parent, wxWindowID id,
           const wxString& value,
           const wxPoint& pos,
           const wxSize& size,
           long style,
           const wxValidator& validator,
           const wxString& name)
{
    Init();

    Create(parent, id, value, pos, size, style, validator, name);
}

void wxSearchCtrl::Init()
{
    m_menu = 0;
}

wxSearchWidgetImpl* wxSearchCtrl::GetSearchPeer() const
{
    return dynamic_cast<wxSearchWidgetImpl*> (m_peer);
}
 
wxSearchCtrl::~wxSearchCtrl()
{
    delete m_menu;
}

wxSize wxSearchCtrl::DoGetBestSize() const
{
    wxSize size = wxWindow::DoGetBestSize();
    // it seems to return a default width of about 16, which is way too small here.
    if (size.GetWidth() < 100)
        size.SetWidth(100);

    return size;
}


// search control specific interfaces
// wxSearchCtrl owns menu after this call
void wxSearchCtrl::SetMenu( wxMenu* menu )
{
    if ( menu == m_menu )
    {
        // no change
        return;
    }

    if ( m_menu )
    {
        m_menu->SetInvokingWindow( 0 );
    }

    delete m_menu;
    m_menu = menu;

    if ( m_menu )
    {
        m_menu->SetInvokingWindow( this );
    }

    GetSearchPeer()->SetSearchMenu( m_menu );
}

wxMenu* wxSearchCtrl::GetMenu()
{
    return m_menu;
}

void wxSearchCtrl::ShowSearchButton( bool show )
{
    if ( IsSearchButtonVisible() == show )
    {
        // no change
        return;
    }
    GetSearchPeer()->ShowSearchButton( show );
}

bool wxSearchCtrl::IsSearchButtonVisible() const
{
    return GetSearchPeer()->IsSearchButtonVisible();
}


void wxSearchCtrl::ShowCancelButton( bool show )
{
    if ( IsCancelButtonVisible() == show )
    {
        // no change
        return;
    }
    GetSearchPeer()->ShowCancelButton( show );
}

bool wxSearchCtrl::IsCancelButtonVisible() const
{
    return GetSearchPeer()->IsCancelButtonVisible();
}

void wxSearchCtrl::SetDescriptiveText(const wxString& text)
{
    m_descriptiveText = text;
    GetSearchPeer()->SetDescriptiveText(text);
}

wxString wxSearchCtrl::GetDescriptiveText() const
{
    return m_descriptiveText;
}

bool wxSearchCtrl::Create(wxWindow *parent, wxWindowID id,
            const wxString& value,
            const wxPoint& pos,
            const wxSize& size,
            long style,
            const wxValidator& validator,
            const wxString& name)
{
    m_macIsUserPane = false ;
    m_editable = true ;

    if ( ! (style & wxNO_BORDER) )
        style = (style & ~wxBORDER_MASK) | wxSUNKEN_BORDER ;

    if ( !wxTextCtrlBase::Create( parent, id, pos, size, style & ~(wxHSCROLL | wxVSCROLL), validator, name ) )
        return false;

    if ( m_windowStyle & wxTE_MULTILINE )
    {
        // always turn on this style for multi-line controls
        m_windowStyle |= wxTE_PROCESS_ENTER;
        style |= wxTE_PROCESS_ENTER ;
    }


    m_peer = wxWidgetImpl::CreateSearchControl( this, GetParent(), GetId(), value, pos, size, style, GetExtraStyle() );

    MacPostControlCreate(pos, size) ;

    // only now the embedding is correct and we can do a positioning update

    MacSuperChangedPosition() ;

    if ( m_windowStyle & wxTE_READONLY)
        SetEditable( false ) ;

    SetCursor( wxCursor( wxCURSOR_IBEAM ) ) ;

    return true;
}

bool wxSearchCtrl::HandleSearchFieldSearchHit()
{
    wxCommandEvent event(wxEVT_COMMAND_SEARCHCTRL_SEARCH_BTN, m_windowId );
    event.SetEventObject(this);
    return ProcessCommand(event);
}

bool wxSearchCtrl::HandleSearchFieldCancelHit()
{
    wxCommandEvent event(wxEVT_COMMAND_SEARCHCTRL_CANCEL_BTN, m_windowId );
    event.SetEventObject(this);
    return ProcessCommand(event);
}


#endif // wxUSE_SEARCHCTRL